Unverified Commit 4cdb904e authored by Axel Kohlmeyer's avatar Axel Kohlmeyer
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@@ -19,7 +19,7 @@ A Python-based toolkit distributed by our group can read native LAMMPS
dump files, including custom dump files with additional columns of
user-specified atom information, and convert them to various formats
or pipe them into visualization software directly.  See the `Pizza.py WWW site <pizza_>`_ for details.  Specifically, Pizza.py can convert
LAMMPS dump files into PDB, XYZ, `Ensight <ensight_>`_, and VTK formats.
LAMMPS dump files into PDB, XYZ, `EnSight <ensight_>`_, and VTK formats.
Pizza.py can pipe LAMMPS dump files directly into the Raster3d and
RasMol visualization programs.  Pizza.py has tools that do interactive
3d OpenGL visualization and one that creates SVG images of dump file
@@ -27,6 +27,6 @@ snapshots.

.. _pizza: https://pizza.sandia.gov

.. _ensight: https://daac.hpc.mil/software/EnSight/
.. _ensight: https://www.ansys.com/products/fluids/ansys-ensight

.. _atomeye: http://li.mit.edu/Archive/Graphics/A/
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@@ -12,7 +12,7 @@ Syntax

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* extrinsic electron_integration = name of the AtC sub-command
* integration_type = *explicit* or *implicit* or *steadydescriptor*
* integration_type = *explicit* or *implicit* or *steady*
* num_subcycle_steps = number of subcycle steps for the electron time integration (optional)


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.. index:: fix_modify AtC equilibrium_start

fix_modify AtC equilibrium_start command
========================================

Syntax
""""""

.. parsed-literal::

   fix_modify <AtC fixID> equilibrium_start <on|off>

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* equilibrium_start = name of the AtC sub-command
* *exponential* or *step* or *no_filter* = select type of filter

Examples
""""""""

.. code-block:: LAMMPS

   fix_modify AtC equilibrium_start on

Description
"""""""""""

Starts filtered calculations assuming they start in equilibrium,
i.e. perfect finite element force balance.

Restrictions
""""""""""""

Only for use with these specific transfers: thermal, two_temperature

Related AtC commands
""""""""""""""""""""
- :ref:`fix_modify AtC command overview <atc_fix_modify>`
- :doc:`fix_modify AtC filter <atc_time_filter>`
- :doc:`fix_modify AtC filter scale <atc_filter_scale>`

Default
"""""""

None.
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.. index:: fix_modify AtC extrinsic exchange

fix_modify AtC extrinsic exchange command
=========================================

Syntax
""""""

.. parsed-literal::

   fix_modify <AtC fixID> extrinsic exchange <on|off>

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* extrinsic exchange = name of the AtC sub-command
* *on* or *off* = set state of energy exchange


Examples
""""""""

.. code-block:: LAMMPS

   fix_modify AtC extrinsic exchange on

Description
"""""""""""

Switches energy exchange between the MD system and the electron system
on or off

Restrictions
""""""""""""

For use only with the two_temperature type of the AtC fix (see
:doc:`fix atc <fix_atc>` command)

Related AtC commands
""""""""""""""""""""

- :ref:`fix_modify AtC command overview <atc_fix_modify>`

Default
"""""""

*on*
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.. index:: fix_modify AtC filter scale

fix_modify AtC filter scale command
===================================

Syntax
""""""

.. parsed-literal::

   fix_modify <AtC fixID> filter scale <scale>

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* filter scale = name of the AtC sub-command
* scale = characteristic times scale of the filter

Examples
""""""""

.. code-block:: LAMMPS

   fix_modify AtC filter scale 10.0

Description
"""""""""""

Sets the time scale for MD dynamics filter to construct a more
appropriate continuous field.

Restrictions
""""""""""""

Only for use with these specific transfers: thermal, two_temperature

Related AtC commands
""""""""""""""""""""
- :ref:`fix_modify AtC command overview <atc_fix_modify>`
- :doc:`fix_modify AtC filter <atc_time_filter>`
- :doc:`fix_modify AtC filter type <atc_filter_type>`

Default
"""""""

0.0
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